Phone numbers in Williamsport, Pennsylvania
Williamsport has 54 phone prefixes in area codes 272, 570.
Biggest holders: AT&T Mobility, Verizon (local phone), Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 63%
- Local phone company 20%
- Internet / business phone carrier 13%
- Phone company 4%
Every prefix in Williamsport
Search the first six digits of a number in this list. If it's here, the number started in Williamsport with the carrier shown. If it isn't, check the Pennsylvania page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 272-202 | Comcast | Internet / business phone carrier | 2014 |
| 272-209 | MetroPCS (T-Mobile) | Mobile carrier | 2016 |
| 272-215 | Peerless Network Of Pennsylvania | Internet / business phone carrier | 2018 |
| 272-230 | Verizon Wireless | Mobile carrier | 2019 |
| 272-236 | Peerless Network Of Pennsylvania | Internet / business phone carrier | – |
| 272-289 | Boost / Virgin Mobile | Mobile carrier | 2022 |
| 272-393 | AT&T Mobility | Mobile carrier | 2024 |
| 272-404 | North Penn Long Distance | Phone company | 2024 |
| 272-410 | AT&T Mobility | Mobile carrier | 2024 |
| 272-412 | AT&T Mobility | Mobile carrier | 2024 |
| 272-414 | AT&T Mobility | Mobile carrier | 2024 |
| 272-416 | AT&T Mobility | Mobile carrier | 2024 |
| 272-425 | AT&T Mobility | Mobile carrier | 2025 |
| 272-429 | AT&T Mobility | Mobile carrier | 2025 |
| 272-434 | AT&T Mobility | Mobile carrier | 2025 |
| 272-450 | AT&T Mobility | Mobile carrier | 2025 |
| 272-452 | AT&T Mobility | Mobile carrier | 2025 |
| 272-461 | MCImetro (Verizon Business) | Internet / business phone carrier | 2025 |
| 272-473 | AT&T Mobility | Mobile carrier | 2026 |
| 272-474 | AT&T Mobility | Mobile carrier | 2026 |
| 272-487 | AT&T Mobility | Mobile carrier | 2026 |
| 570-220 | Verizon Wireless | Mobile carrier | – |
| 570-244 | AT&T Mobility | Mobile carrier | – |
| 570-279 | MetroPCS (T-Mobile) | Mobile carrier | 2001 |
| 570-318 | Schuylkill Mobile Fone | Mobile carrier | – |
| 570-320 | Verizon (local phone) | Local phone company | – |
| 570-321 | Verizon (local phone) | Local phone company | – |
| 570-322 | Verizon (local phone) | Local phone company | – |
| 570-323 | Verizon (local phone) | Local phone company | – |
| 570-326 | Verizon (local phone) | Local phone company | – |
| 570-327 | Verizon (local phone) | Local phone company | – |
| 570-329 | Verizon (local phone) | Local phone company | – |
| 570-337 | Verizon Wireless | Mobile carrier | 2002 |
| 570-360 | AT&T Mobility | Mobile carrier | 2009 |
| 570-368 | Verizon (local phone) | Local phone company | – |
| 570-419 | Verizon Wireless | Mobile carrier | – |
| 570-447 | Verizon Wireless | Mobile carrier | – |
| 570-494 | Verizon (local phone) | Local phone company | – |
| 570-505 | Windstream D & E Systems | Local phone company | 2010 |
| 570-506 | AT&T Mobility | Mobile carrier | – |
| 570-560 | Verizon Wireless | Mobile carrier | 2010 |
| 570-567 | Windstream D & E Systems | Local phone company | – |
| 570-601 | Ctsi | Phone company | – |
| 570-651 | Level 3 (Lumen) | Internet / business phone carrier | – |
| 570-666 | Core Communications | Internet / business phone carrier | 2012 |
| 570-692 | AT&T Mobility | Mobile carrier | 2009 |
| 570-772 | Verizon Wireless | Mobile carrier | 2001 |
| 570-777 | Limitless Mobile | Mobile carrier | – |
| 570-916 | AT&T Mobility | Mobile carrier | – |
| 570-932 | Verizon Wireless | Mobile carrier | 2009 |
| 570-971 | AT&T Mobility | Mobile carrier | – |
| 570-974 | T-Mobile (including Sprint) | Mobile carrier | 2001 |
| 570-979 | AT&T Mobility | Mobile carrier | 2016 |
| 570-980 | Level 3 (Lumen) | Internet / business phone carrier | 2013 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.